diff --git a/README.md b/README.md
index dab5436..cdb8eac 100644
--- a/README.md
+++ b/README.md
@@ -182,6 +182,67 @@ $packet = (new Packet())
 $packetId = $client->sendPack($packet);
 ```
 
+### Платёжное поручение
+
+```php
+use Ramsey\Uuid\Uuid;
+use TTBooking\DirectBank\Dictionary\DocKind;
+use TTBooking\DirectBank\Objects\{
+    BankPartyType, BankType, CustomerDetailsType, CustomerPartyType, DocumentType,
+    Packet, ParticipantType, PayDocRu, PayDocRuApp
+};
+
+$customer = (new CustomerPartyType())->setId('2806')->setInn('7705260699');
+$bank     = (new BankPartyType())->setBic('044525888');
+
+$payDocRu = (new PayDocRu())
+    ->setId((string) Uuid::uuid4())
+    ->setCreationDate((new DateTimeImmutable())->format(DATE_ATOM))
+    ->setSender($customer)
+    ->setRecipient($bank)
+    ->setData(
+        (new PayDocRuApp())
+            ->setDocNo('14')
+            ->setDocDate('2026-09-22')
+            ->setSum(1234.56)
+            ->setPayer(
+                (new CustomerDetailsType())
+                    ->setName('ООО "Ромашка"')->setINN('7705260699')->setKPP('770501001')
+                    ->setAccount('40702810813123123222')
+                    ->setBank((new BankType())->setBic('044525888'))
+            )
+            ->setPayee(
+                (new CustomerDetailsType())
+                    ->setName('ООО "Лютик"')->setINN('7704596181')
+                    ->setAccount('40702810401200000035')
+                    ->setBank((new BankType())->setBic('044525999'))
+            )
+            ->setTransitionKind('01')
+            ->setPriority('5')
+            ->setPurpose('Оплата по счёту № 15')
+        // ->setBudgetPaymentInfo(...) — реквизиты бюджетного платежа
+    );
+// ->setDigest(new DigestType($digest, $algorithmVersion)) — если банк требует дайджест
+
+$packet = (new Packet())
+    ->setId((string) Uuid::uuid4())
+    ->setCreationDate((new DateTimeImmutable())->format(DATE_ATOM))
+    ->setSender((new ParticipantType())->setCustomer($customer))
+    ->setRecipient((new ParticipantType())->setBank($bank))
+    ->setDocument(
+        (new DocumentType())
+            ->setId($payDocRu->getId())
+            ->setDockind(DocKind::PAY_DOC_RU)
+            ->setData(base64_encode((string) $payDocRu))
+    );
+
+$client->sendPack($packet);
+```
+
+Платёжное требование собирается так же: `PayRequest` с данными `PayRequestApp` и видом `DocKind::PAY_REQUEST`.
+Исходящие документы собираются в XML через `TTBooking\DirectBank\Mapper\XmlMapper`: поля базовых
+типов идут раньше полей наследников, как требует XSD.
+
 ### Получение ответов банка
 
 ```php
@@ -231,8 +292,12 @@ foreach ($client->getPackList() ?? [] as $id) {
 | Документ | Класс | Вид ЭД |
 |---|---|---|
 | Запрос о состоянии электронного документа | `StatusRequest` (`setExtID()` — ИД документа) | `DocKind::STATUS_REQUEST` |
+| Запрос об отзыве электронного документа | `CancelationRequest` (`setExtID()`, `setReason()`) | `DocKind::CANCELATION_REQUEST` |
 | Запрос-зонд | `Probe` | `DocKind::PROBE` |
 
+Все исходящие документы принимают необязательный дайджест: `setDigest(new DigestType($data, $algorithmVersion))`.
+Как его формировать, стандарт не описывает — это делает внешняя компонента банка.
+
 Входящие: `StatusPacketNotice` (`01`), `StatusDocNotice` (`02`), `Settings` (`06`), `Statement` (`15`).
 
 ## Справочники
diff --git a/src/Mapper/ConvertibleTrait.php b/src/Mapper/ConvertibleTrait.php
new file mode 100644
index 0000000..d60d98f
--- /dev/null
+++ b/src/Mapper/ConvertibleTrait.php
@@ -0,0 +1,18 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Mapper;
+
+
+/**
+ * Traits\ConvertibleTrait, в котором toXml() собирает XML через XmlMapper
+ */
+trait ConvertibleTrait
+{
+    use \Traits\ConvertibleTrait;
+
+    public function toXml()
+    {
+        return (new XmlMapper())->unmap($this);
+    }
+}
diff --git a/src/Mapper/XmlMapper.php b/src/Mapper/XmlMapper.php
new file mode 100644
index 0000000..588dacf
--- /dev/null
+++ b/src/Mapper/XmlMapper.php
@@ -0,0 +1,79 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Mapper;
+
+
+use Common\ModelReflection\Enum\AnnotationEnum;
+use Common\ModelReflection\ModelClass;
+use Common\ModelReflection\ModelProperty;
+use Common\Util\Validation;
+use Mapper\XmlModelMapper;
+
+/**
+ * XmlModelMapper, который при сборке XML выводит свойства от базового класса к наследнику.
+ *
+ * Reflection отдаёт сначала свойства самого класса, потом унаследованные, а в типах-расширениях
+ * XSD (xsd:extension) элементы базового типа идут раньше добавленных.
+ */
+class XmlMapper extends XmlModelMapper
+{
+    /**
+     * Повторяет XmlModelMapper::unmapModel(), меняется только порядок свойств
+     */
+    protected function unmapModel(object $model): \stdClass
+    {
+        if (Validation::isEmpty($model)) {
+            throw new \InvalidArgumentException('Model must be an object with properties.');
+        }
+
+        $unmappedObject = new \stdClass();
+        foreach (self::orderedProperties(new ModelClass($model)) as $property) {
+            $propertyKey = $property->getName();
+            $propertyValue = $property->getPropertyValue();
+            if (Validation::isEmpty($propertyValue)) {
+                continue;
+            }
+
+            if ($property->getDocBlock()->hasAnnotation(AnnotationEnum::XML_ATTRIBUTE)) {
+                $attributeKey = self::ATTR_KEY;
+                $unmappedObject->{$attributeKey}[$propertyKey] = $propertyValue;
+                continue;
+            }
+
+            if ($property->getDocBlock()->hasAnnotation(AnnotationEnum::XML_NODE_VALUE)) {
+                $valueKey = self::VALUE_KEY;
+                $unmappedObject->$valueKey = $propertyValue;
+                continue;
+            }
+
+            $unmappedObject->$propertyKey = $this->unmapValueByType($property->getType(), $propertyValue);
+        }
+
+        return $unmappedObject;
+    }
+
+    /**
+     * Свойства от самого базового класса к наследнику, внутри класса — в порядке объявления
+     *
+     * @return ModelProperty[]
+     */
+    protected static function orderedProperties(ModelClass $modelClass): array
+    {
+        $properties = $modelClass->getProperties();
+
+        $depth = function (ModelProperty $property): int {
+            $depth = 0;
+            for ($class = $property->getProperty()->getDeclaringClass(); $class = $class->getParentClass(); ) {
+                $depth++;
+            }
+
+            return $depth;
+        };
+
+        // usort стабилен с PHP 8.0: порядок объявления внутри класса сохраняется
+        usort($properties, fn(ModelProperty $a, ModelProperty $b) => $depth($a) <=> $depth($b));
+
+        return $properties;
+    }
+}
diff --git a/src/Objects/BudgetPaymentInfoType.php b/src/Objects/BudgetPaymentInfoType.php
index 17aa308..2c825e9 100644
--- a/src/Objects/BudgetPaymentInfoType.php
+++ b/src/Objects/BudgetPaymentInfoType.php
@@ -81,4 +81,52 @@ public function getPayType(): ?string
     {
         return $this->PayType;
     }
-}
\ No newline at end of file
+
+    public function setDrawerStatus(?string $drawerStatus): static
+    {
+        $this->DrawerStatus = $drawerStatus;
+        return $this;
+    }
+
+    public function setCBC(?string $cbc): static
+    {
+        $this->CBC = $cbc;
+        return $this;
+    }
+
+    public function setOKTMO(?string $oktmo): static
+    {
+        $this->OKTMO = $oktmo;
+        return $this;
+    }
+
+    public function setReason(?string $reason): static
+    {
+        $this->Reason = $reason;
+        return $this;
+    }
+
+    public function setTaxPeriod(?string $taxPeriod): static
+    {
+        $this->TaxPeriod = $taxPeriod;
+        return $this;
+    }
+
+    public function setDocNo(?string $docNo): static
+    {
+        $this->DocNo = $docNo;
+        return $this;
+    }
+
+    public function setDocDate(?string $docDate): static
+    {
+        $this->DocDate = $docDate;
+        return $this;
+    }
+
+    public function setPayType(?string $payType): static
+    {
+        $this->PayType = $payType;
+        return $this;
+    }
+}
diff --git a/src/Objects/CancelationRequest.php b/src/Objects/CancelationRequest.php
new file mode 100644
index 0000000..6eaf5b3
--- /dev/null
+++ b/src/Objects/CancelationRequest.php
@@ -0,0 +1,176 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
+use TTBooking\DirectBank\Dictionary\DefaultValue;
+
+/**
+ * Запрос об отзыве электронного документа (1С --> Банк, вид ЭД 04)
+ *
+ * @xmlRoot CancelationRequest
+ * @xmlEncoding utf-8
+ */
+class CancelationRequest implements \Stringable
+{
+    use ConvertibleTrait;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $xmlns = 'http://directbank.1c.ru/XMLSchema';
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $id;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $formatVersion = DefaultValue::FORMAT_VERSION;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $creationDate;
+
+    /**
+     * @xmlAttribute
+     */
+    protected ?string $userAgent = null;
+
+    /**
+     * @name Sender
+     */
+    protected CustomerPartyType $sender;
+
+    /**
+     * @name Recipient
+     */
+    protected BankPartyType $recipient;
+
+    /**
+     * Идентификатор отзываемого электронного документа
+     *
+     * @name ExtID
+     */
+    protected string $extID;
+
+    /**
+     * Причина отзыва
+     *
+     * @name Reason
+     */
+    protected ?string $reason = null;
+
+    /**
+     * @name Digest
+     */
+    protected ?DigestType $digest = null;
+
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    public function setId(string $id): CancelationRequest
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    public function getFormatVersion(): string
+    {
+        return $this->formatVersion;
+    }
+
+    public function setFormatVersion(string $formatVersion): CancelationRequest
+    {
+        $this->formatVersion = $formatVersion;
+        return $this;
+    }
+
+    public function getCreationDate(): string
+    {
+        return $this->creationDate;
+    }
+
+    public function setCreationDate(string $creationDate): CancelationRequest
+    {
+        $this->creationDate = $creationDate;
+        return $this;
+    }
+
+    public function getUserAgent(): ?string
+    {
+        return $this->userAgent;
+    }
+
+    public function setUserAgent(?string $userAgent): CancelationRequest
+    {
+        $this->userAgent = $userAgent;
+        return $this;
+    }
+
+    public function getSender(): CustomerPartyType
+    {
+        return $this->sender;
+    }
+
+    public function setSender(CustomerPartyType $sender): CancelationRequest
+    {
+        $this->sender = $sender;
+        return $this;
+    }
+
+    public function getRecipient(): BankPartyType
+    {
+        return $this->recipient;
+    }
+
+    public function setRecipient(BankPartyType $recipient): CancelationRequest
+    {
+        $this->recipient = $recipient;
+        return $this;
+    }
+
+    public function getExtID(): string
+    {
+        return $this->extID;
+    }
+
+    public function setExtID(string $extID): CancelationRequest
+    {
+        $this->extID = $extID;
+        return $this;
+    }
+
+    public function getReason(): ?string
+    {
+        return $this->reason;
+    }
+
+    public function setReason(?string $reason): CancelationRequest
+    {
+        $this->reason = $reason;
+        return $this;
+    }
+
+    public function getDigest(): ?DigestType
+    {
+        return $this->digest;
+    }
+
+    public function setDigest(?DigestType $digest): CancelationRequest
+    {
+        $this->digest = $digest;
+        return $this;
+    }
+
+    public function __toString()
+    {
+        return $this->toXml();
+    }
+}
diff --git a/src/Objects/CustomerDetailsType.php b/src/Objects/CustomerDetailsType.php
index a2caf6c..a7b68a3 100644
--- a/src/Objects/CustomerDetailsType.php
+++ b/src/Objects/CustomerDetailsType.php
@@ -36,4 +36,34 @@ public function getBank(): BankType
     {
         return $this->Bank;
     }
-}
\ No newline at end of file
+
+    public function setName(string $name): static
+    {
+        $this->Name = $name;
+        return $this;
+    }
+
+    public function setINN(?string $inn): static
+    {
+        $this->INN = $inn;
+        return $this;
+    }
+
+    public function setKPP(?string $kpp): static
+    {
+        $this->KPP = $kpp;
+        return $this;
+    }
+
+    public function setAccount(?string $account): static
+    {
+        $this->Account = $account;
+        return $this;
+    }
+
+    public function setBank(BankType $bank): static
+    {
+        $this->Bank = $bank;
+        return $this;
+    }
+}
diff --git a/src/Objects/DigestDataType.php b/src/Objects/DigestDataType.php
new file mode 100644
index 0000000..f5212b6
--- /dev/null
+++ b/src/Objects/DigestDataType.php
@@ -0,0 +1,37 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+
+/**
+ * Данные дайджеста (Digest/Data): base64 с версией алгоритма
+ */
+class DigestDataType
+{
+    /**
+     * @xmlNodeValue
+     */
+    protected string $value;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $algorithmVersion;
+
+    public function __construct(string $value, string $algorithmVersion)
+    {
+        $this->value = $value;
+        $this->algorithmVersion = $algorithmVersion;
+    }
+
+    public function getValue(): string
+    {
+        return $this->value;
+    }
+
+    public function getAlgorithmVersion(): string
+    {
+        return $this->algorithmVersion;
+    }
+}
diff --git a/src/Objects/DigestType.php b/src/Objects/DigestType.php
new file mode 100644
index 0000000..3e50eb9
--- /dev/null
+++ b/src/Objects/DigestType.php
@@ -0,0 +1,38 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+
+/**
+ * Дайджест документа (Digest). Формируется внешней компонентой банка перед подписью.
+ */
+class DigestType
+{
+    /**
+     * @name Data
+     */
+    protected DigestDataType $data;
+
+    /**
+     * @param string $data данные дайджеста в base64
+     * @param string $algorithmVersion версия алгоритма формирования дайджеста
+     */
+    public function __construct(string $data, string $algorithmVersion)
+    {
+        $this->data = new DigestDataType($data, $algorithmVersion);
+    }
+
+    /**
+     * Данные дайджеста в base64
+     */
+    public function getData(): string
+    {
+        return $this->data->getValue();
+    }
+
+    public function getAlgorithmVersion(): string
+    {
+        return $this->data->getAlgorithmVersion();
+    }
+}
diff --git a/src/Objects/Packet.php b/src/Objects/Packet.php
index a0a64c6..9ae8067 100644
--- a/src/Objects/Packet.php
+++ b/src/Objects/Packet.php
@@ -4,7 +4,7 @@
 namespace TTBooking\DirectBank\Objects;
 
 
-use Traits\ConvertibleTrait;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
 use Traits\MappableTrait;
 use TTBooking\DirectBank\Dictionary\DefaultValue;
 
diff --git a/src/Objects/PayDocRu.php b/src/Objects/PayDocRu.php
new file mode 100644
index 0000000..7eee5c2
--- /dev/null
+++ b/src/Objects/PayDocRu.php
@@ -0,0 +1,158 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+use TTBooking\DirectBank\Dictionary\DefaultValue;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
+
+/**
+ * Платёжное поручение (1С --> Банк, вид ЭД 10)
+ *
+ * @see \TTBooking\DirectBank\Dictionary\DocKind::PAY_DOC_RU
+ *
+ * @xmlRoot PayDocRu
+ * @xmlEncoding utf-8
+ */
+class PayDocRu implements \Stringable
+{
+    use ConvertibleTrait;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $xmlns = 'http://directbank.1c.ru/XMLSchema';
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $id;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $formatVersion = DefaultValue::FORMAT_VERSION;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $creationDate;
+
+    /**
+     * @xmlAttribute
+     */
+    protected ?string $userAgent = null;
+
+    /**
+     * @name Sender
+     */
+    protected CustomerPartyType $sender;
+
+    /**
+     * @name Recipient
+     */
+    protected BankPartyType $recipient;
+
+    /**
+     * @name Data
+     */
+    protected PayDocRuApp $data;
+
+    /**
+     * @name Digest
+     */
+    protected ?DigestType $digest = null;
+
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    public function setId(string $id): PayDocRu
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    public function getFormatVersion(): string
+    {
+        return $this->formatVersion;
+    }
+
+    public function setFormatVersion(string $formatVersion): PayDocRu
+    {
+        $this->formatVersion = $formatVersion;
+        return $this;
+    }
+
+    public function getCreationDate(): string
+    {
+        return $this->creationDate;
+    }
+
+    public function setCreationDate(string $creationDate): PayDocRu
+    {
+        $this->creationDate = $creationDate;
+        return $this;
+    }
+
+    public function getUserAgent(): ?string
+    {
+        return $this->userAgent;
+    }
+
+    public function setUserAgent(?string $userAgent): PayDocRu
+    {
+        $this->userAgent = $userAgent;
+        return $this;
+    }
+
+    public function getSender(): CustomerPartyType
+    {
+        return $this->sender;
+    }
+
+    public function setSender(CustomerPartyType $sender): PayDocRu
+    {
+        $this->sender = $sender;
+        return $this;
+    }
+
+    public function getRecipient(): BankPartyType
+    {
+        return $this->recipient;
+    }
+
+    public function setRecipient(BankPartyType $recipient): PayDocRu
+    {
+        $this->recipient = $recipient;
+        return $this;
+    }
+
+    public function getData(): PayDocRuApp
+    {
+        return $this->data;
+    }
+
+    public function setData(PayDocRuApp $data): PayDocRu
+    {
+        $this->data = $data;
+        return $this;
+    }
+
+    public function getDigest(): ?DigestType
+    {
+        return $this->digest;
+    }
+
+    public function setDigest(?DigestType $digest): PayDocRu
+    {
+        $this->digest = $digest;
+        return $this;
+    }
+
+    public function __toString()
+    {
+        return $this->toXml();
+    }
+}
diff --git a/src/Objects/PayDocRuApp.php b/src/Objects/PayDocRuApp.php
index a6284af..ae6bae5 100644
--- a/src/Objects/PayDocRuApp.php
+++ b/src/Objects/PayDocRuApp.php
@@ -15,4 +15,10 @@ public function getBudgetPaymentInfo(): ?BudgetPaymentInfoType
     {
         return $this->BudgetPaymentInfo;
     }
-}
\ No newline at end of file
+
+    public function setBudgetPaymentInfo(?BudgetPaymentInfoType $budgetPaymentInfo): static
+    {
+        $this->BudgetPaymentInfo = $budgetPaymentInfo;
+        return $this;
+    }
+}
diff --git a/src/Objects/PayRequest.php b/src/Objects/PayRequest.php
new file mode 100644
index 0000000..46b1dcc
--- /dev/null
+++ b/src/Objects/PayRequest.php
@@ -0,0 +1,158 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+use TTBooking\DirectBank\Dictionary\DefaultValue;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
+
+/**
+ * Платёжное требование (1С --> Банк, вид ЭД 11)
+ *
+ * @see \TTBooking\DirectBank\Dictionary\DocKind::PAY_REQUEST
+ *
+ * @xmlRoot PayRequest
+ * @xmlEncoding utf-8
+ */
+class PayRequest implements \Stringable
+{
+    use ConvertibleTrait;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $xmlns = 'http://directbank.1c.ru/XMLSchema';
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $id;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $formatVersion = DefaultValue::FORMAT_VERSION;
+
+    /**
+     * @xmlAttribute
+     */
+    protected string $creationDate;
+
+    /**
+     * @xmlAttribute
+     */
+    protected ?string $userAgent = null;
+
+    /**
+     * @name Sender
+     */
+    protected CustomerPartyType $sender;
+
+    /**
+     * @name Recipient
+     */
+    protected BankPartyType $recipient;
+
+    /**
+     * @name Data
+     */
+    protected PayRequestApp $data;
+
+    /**
+     * @name Digest
+     */
+    protected ?DigestType $digest = null;
+
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    public function setId(string $id): PayRequest
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    public function getFormatVersion(): string
+    {
+        return $this->formatVersion;
+    }
+
+    public function setFormatVersion(string $formatVersion): PayRequest
+    {
+        $this->formatVersion = $formatVersion;
+        return $this;
+    }
+
+    public function getCreationDate(): string
+    {
+        return $this->creationDate;
+    }
+
+    public function setCreationDate(string $creationDate): PayRequest
+    {
+        $this->creationDate = $creationDate;
+        return $this;
+    }
+
+    public function getUserAgent(): ?string
+    {
+        return $this->userAgent;
+    }
+
+    public function setUserAgent(?string $userAgent): PayRequest
+    {
+        $this->userAgent = $userAgent;
+        return $this;
+    }
+
+    public function getSender(): CustomerPartyType
+    {
+        return $this->sender;
+    }
+
+    public function setSender(CustomerPartyType $sender): PayRequest
+    {
+        $this->sender = $sender;
+        return $this;
+    }
+
+    public function getRecipient(): BankPartyType
+    {
+        return $this->recipient;
+    }
+
+    public function setRecipient(BankPartyType $recipient): PayRequest
+    {
+        $this->recipient = $recipient;
+        return $this;
+    }
+
+    public function getData(): PayRequestApp
+    {
+        return $this->data;
+    }
+
+    public function setData(PayRequestApp $data): PayRequest
+    {
+        $this->data = $data;
+        return $this;
+    }
+
+    public function getDigest(): ?DigestType
+    {
+        return $this->digest;
+    }
+
+    public function setDigest(?DigestType $digest): PayRequest
+    {
+        $this->digest = $digest;
+        return $this;
+    }
+
+    public function __toString()
+    {
+        return $this->toXml();
+    }
+}
diff --git a/src/Objects/PayRequestApp.php b/src/Objects/PayRequestApp.php
index ef431e1..b2ee4ef 100644
--- a/src/Objects/PayRequestApp.php
+++ b/src/Objects/PayRequestApp.php
@@ -42,4 +42,21 @@ public function getDocDispatchDate(): ?string
         return $this->DocDispatchDate;
     }
 
-}
\ No newline at end of file
+    public function setPaymentCondition(string $paymentCondition): static
+    {
+        $this->PaymentCondition = $paymentCondition;
+        return $this;
+    }
+
+    public function setAcceptTerm(?string $acceptTerm): static
+    {
+        $this->AcceptTerm = $acceptTerm;
+        return $this;
+    }
+
+    public function setDocDispatchDate(?string $docDispatchDate): static
+    {
+        $this->DocDispatchDate = $docDispatchDate;
+        return $this;
+    }
+}
diff --git a/src/Objects/PaymentDataType.php b/src/Objects/PaymentDataType.php
index 6505519..3abfdf0 100644
--- a/src/Objects/PaymentDataType.php
+++ b/src/Objects/PaymentDataType.php
@@ -85,4 +85,70 @@ public function getPurpose(): ?string
     {
         return $this->Purpose;
     }
-}
\ No newline at end of file
+
+    public function setDocNo(string $docNo): static
+    {
+        $this->DocNo = $docNo;
+        return $this;
+    }
+
+    public function setDocDate(string $docDate): static
+    {
+        $this->DocDate = $docDate;
+        return $this;
+    }
+
+    public function setSum(float $sum): static
+    {
+        $this->Sum = $sum;
+        return $this;
+    }
+
+    public function setPayer(CustomerDetailsType $payer): static
+    {
+        $this->Payer = $payer;
+        return $this;
+    }
+
+    public function setPayee(CustomerDetailsType $payee): static
+    {
+        $this->Payee = $payee;
+        return $this;
+    }
+
+    public function setPaymentKind(?string $paymentKind): static
+    {
+        $this->PaymentKind = $paymentKind;
+        return $this;
+    }
+
+    public function setTransitionKind(?string $transitionKind): static
+    {
+        $this->TransitionKind = $transitionKind;
+        return $this;
+    }
+
+    public function setPriority(?string $priority): static
+    {
+        $this->Priority = $priority;
+        return $this;
+    }
+
+    public function setCode(?string $code): static
+    {
+        $this->Code = $code;
+        return $this;
+    }
+
+    public function setIncomeTypeCode(?string $incomeTypeCode): static
+    {
+        $this->IncomeTypeCode = $incomeTypeCode;
+        return $this;
+    }
+
+    public function setPurpose(?string $purpose): static
+    {
+        $this->Purpose = $purpose;
+        return $this;
+    }
+}
diff --git a/src/Objects/Probe.php b/src/Objects/Probe.php
index 09a7c1e..999328e 100644
--- a/src/Objects/Probe.php
+++ b/src/Objects/Probe.php
@@ -3,7 +3,7 @@
 
 namespace TTBooking\DirectBank\Objects;
 
-use Traits\ConvertibleTrait;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
 use TTBooking\DirectBank\Dictionary\DefaultValue;
 
 /**
@@ -51,6 +51,11 @@ class Probe implements \Stringable
      */
     protected BankPartyType $recipient;
 
+    /**
+     * @name Digest
+     */
+    protected ?DigestType $digest = null;
+
     public function getId(): string
     {
         return $this->id;
@@ -117,6 +122,17 @@ public function setRecipient(BankPartyType $recipient): Probe
         return $this;
     }
 
+    public function getDigest(): ?DigestType
+    {
+        return $this->digest;
+    }
+
+    public function setDigest(?DigestType $digest): Probe
+    {
+        $this->digest = $digest;
+        return $this;
+    }
+
     public function __toString()
     {
         return $this->toXml();
diff --git a/src/Objects/StatementRequest.php b/src/Objects/StatementRequest.php
index d6ee3af..736cd0a 100644
--- a/src/Objects/StatementRequest.php
+++ b/src/Objects/StatementRequest.php
@@ -4,7 +4,7 @@
 namespace TTBooking\DirectBank\Objects;
 
 use Mapper\ModelMapper;
-use Traits\ConvertibleTrait;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
 use TTBooking\DirectBank\Attributes\Name;
 use TTBooking\DirectBank\Dictionary\DefaultValue;
 
@@ -53,6 +53,11 @@ class StatementRequest implements \Stringable
      */
     protected StatementRequestData $data;
 
+    /**
+     * @name Digest
+     */
+    protected ?DigestType $digest = null;
+
     /**
      * @return string
      */
@@ -165,6 +170,17 @@ public function setData(StatementRequestData $data): StatementRequest
         return $this;
     }
 
+    public function getDigest(): ?DigestType
+    {
+        return $this->digest;
+    }
+
+    public function setDigest(?DigestType $digest): StatementRequest
+    {
+        $this->digest = $digest;
+        return $this;
+    }
+
     public function __toString()
     {
         return $this->toXml();
diff --git a/src/Objects/StatusRequest.php b/src/Objects/StatusRequest.php
index 3c07ff4..3699ea1 100644
--- a/src/Objects/StatusRequest.php
+++ b/src/Objects/StatusRequest.php
@@ -3,7 +3,7 @@
 
 namespace TTBooking\DirectBank\Objects;
 
-use Traits\ConvertibleTrait;
+use TTBooking\DirectBank\Mapper\ConvertibleTrait;
 use TTBooking\DirectBank\Dictionary\DefaultValue;
 
 /**
diff --git a/tests/Fixture/xml/1c/CancelationRequest.xml b/tests/Fixture/xml/1c/CancelationRequest.xml
new file mode 100644
index 0000000..ed67fb4
--- /dev/null
+++ b/tests/Fixture/xml/1c/CancelationRequest.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CancelationRequest xmlns="http://directbank.1c.ru/XMLSchema"
+	xmlns:xs="http://www.w3.org/2001/XMLSchema"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    id="e8caa148-82a3-446d-a10f-ff82ad514b7e"
+    formatVersion="2.2.1"
+    creationDate="2016-04-22T10:11:25"
+    userAgent="1С - БЭД: 1.4.1.1; БиблиотекаЭлектронныхДокументов: 1.4.1.1">
+    <Sender id="id:42;s:9999" name="Торговый дом Комплексный" inn="7705260699" kpp="770501001"/>
+    <Recipient bic="044525888" name="ДЕМО-БАНК"/>
+    <ExtID>05688096-0806-4ef0-af4c-572f75dbaf7c</ExtID>
+    <Reason>Описание причины отзыва</Reason>
+</CancelationRequest>
\ No newline at end of file
diff --git a/tests/Fixture/xml/1c/PayDocRu.xml b/tests/Fixture/xml/1c/PayDocRu.xml
new file mode 100644
index 0000000..a33eee4
--- /dev/null
+++ b/tests/Fixture/xml/1c/PayDocRu.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<PayDocRu xmlns="http://directbank.1c.ru/XMLSchema" 
+	xmlns:xs="http://www.w3.org/2001/XMLSchema" 
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
+    id="05688096-0806-4ef0-af4c-572f75dbaf7c" 
+    formatVersion="2.2.1" 
+    creationDate="2016-04-22T09:38:51" 
+    userAgent="1С - БЭД: 1.4.1.1; БиблиотекаЭлектронныхДокументов: 1.4.1.1">
+    <Sender id="id:42;s:9999" name="Торговый дом Комплексный" inn="7705260699" kpp="770501001"/>
+    <Recipient bic="044525888" name="ДЕМО-БАНК"/>
+	<Data>
+        <DocNo>14</DocNo>
+        <DocDate>2016-04-22</DocDate>
+        <Sum>15</Sum>
+        <Payer>
+            <Name>Торговый дом "Комплексный"</Name>
+            <INN>7705260699</INN>
+            <KPP>770501001</KPP>
+            <Account>40702810813123123222</Account>
+            <Bank>
+                <BIC>044525888</BIC>
+                <Name>ДЕМО-БАНК</Name>
+                <CorrespAcc>30101810500000000219</CorrespAcc>
+            </Bank>
+        </Payer>
+        <Payee>
+            <Name>ООО "Канцтовары"</Name>
+            <INN>7704596181</INN>
+            <KPP>770401001</KPP>
+            <Account>40702810401200000035</Account>
+            <Bank>
+                <BIC>044525999</BIC>
+                <Name>ДЕМО-БАНК2</Name>
+                <CorrespAcc>30101810200000000593</CorrespAcc>
+            </Bank>
+        </Payee>
+        <TransitionKind>01</TransitionKind>
+        <Priority>3</Priority>
+        <Purpose>за товар</Purpose>
+	</Data>
+</PayDocRu>
\ No newline at end of file
diff --git a/tests/Fixture/xml/1c/PayRequest.xml b/tests/Fixture/xml/1c/PayRequest.xml
new file mode 100644
index 0000000..5c535a1
--- /dev/null
+++ b/tests/Fixture/xml/1c/PayRequest.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<PayRequest xmlns="http://directbank.1c.ru/XMLSchema"
+	xmlns:xs="http://www.w3.org/2001/XMLSchema" 
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
+    id="a4d4c2ac-26dd-43ae-a98b-cb4cebdbd1db" 
+    formatVersion="2.2.1" 
+    creationDate="2016-04-22T09:50:09" 
+    userAgent="1С - БЭД: 1.4.1.1; БиблиотекаЭлектронныхДокументов: 1.4.1.1">
+	<Sender id="id:42;s:9999" name="Торговый дом Комплексный" inn="7705260699" kpp="770501001"/>
+	<Recipient bic="044525888" name="ДЕМО-БАНК"/>
+	<Data>
+		<DocNo>15</DocNo>
+		<DocDate>2016-04-22</DocDate>
+		<Sum>15</Sum>
+		<Payer>
+			<Name>ООО "Канцтовары"</Name>
+			<INN>7704596181</INN>
+			<KPP>770401001</KPP>
+			<Account>40702810401200000035</Account>
+			<Bank>
+				<BIC>044525999</BIC>
+				<Name>ДЕМО-БАНК2</Name>
+				<City>Г. МОСКВА</City>
+				<CorrespAcc>30101810200000000593</CorrespAcc>
+			</Bank>
+		</Payer>
+		<Payee>
+			<Name>Торговый дом "Комплексный"</Name>
+			<INN>7705260699</INN>
+			<KPP>770501001</KPP>
+			<Account>40702810813123123222</Account>
+			<Bank>
+				<BIC>044525888</BIC>
+				<Name>ДЕМО-БАНК</Name>
+				<City>Г. МОСКВА</City>
+				<CorrespAcc>30101810500000000219</CorrespAcc>
+			</Bank>
+		</Payee>
+		<PaymentKind>Электронно</PaymentKind>
+		<TransitionKind>02</TransitionKind>
+		<Priority>3</Priority>
+		<Purpose>за товар</Purpose>
+		<PaymentCondition>1</PaymentCondition>
+	</Data>
+</PayRequest>
\ No newline at end of file
diff --git a/tests/Fixture/xml/1c/readme.md b/tests/Fixture/xml/1c/readme.md
index 309e891..cbd777b 100644
--- a/tests/Fixture/xml/1c/readme.md
+++ b/tests/Fixture/xml/1c/readme.md
@@ -3,6 +3,8 @@
 Официальные примеры из описания стандарта 1С:DirectBank, версия 2.2.2.
 Файлы скопированы без изменений.
 
-- `Statement.xml`, `StatementRequest.xml` — <https://github.com/1C-Company/DirectBank/tree/2.2.2/doc/application-layer>
+- Электронные документы — <https://github.com/1C-Company/DirectBank/tree/2.2.2/doc/application-layer>:
+  `CancelationRequest.xml`, `PayDocRu.xml`, `PayRequest.xml`, `Probe.xml`, `Settings.xml`, `Settings_Logon_Certificate.xml`,
+  `Statement.xml`, `StatementRequest.xml`, `StatusDocNotice.xml`, `StatusRequest.xml`
 - `Packet.xml` — пример запроса SendPack из <https://github.com/1C-Company/DirectBank/blob/2.2.2/doc/transport-api/readme.md>.
   Подпись в примере обрезана и не является корректным base64, поэтому XSD файл не проходит.
diff --git a/tests/Objects/PaymentDocumentsTest.php b/tests/Objects/PaymentDocumentsTest.php
new file mode 100644
index 0000000..4393c68
--- /dev/null
+++ b/tests/Objects/PaymentDocumentsTest.php
@@ -0,0 +1,182 @@
+<?php
+declare(strict_types=1);
+
+namespace TTBooking\DirectBank\Objects;
+
+use Mapper\XmlModelMapper;
+use PHPUnit\Framework\TestCase;
+use Ramsey\Uuid\Uuid;
+use TTBooking\DirectBank\Dictionary\DocKind;
+
+/**
+ * Исходящие платёжные документы: платёжное поручение и платёжное требование
+ */
+final class PaymentDocumentsTest extends TestCase
+{
+    protected static function fixture(string $name): string
+    {
+        return file_get_contents(__DIR__ . '/../Fixture/xml/' . $name);
+    }
+
+    protected function assertValid(string $xml, string $schema): void
+    {
+        $dom = new \DOMDocument();
+        $dom->loadXML($xml);
+
+        $this->assertTrue($dom->schemaValidate(__DIR__ . '/../Fixture/xsd/1C-Bank_' . $schema . '.xsd'));
+    }
+
+    protected static function customer(string $name, string $inn, string $account, string $bic): CustomerDetailsType
+    {
+        return (new CustomerDetailsType())
+            ->setName($name)
+            ->setINN($inn)
+            ->setKPP('770501001')
+            ->setAccount($account)
+            ->setBank((new BankType())->setBic($bic)->setName('ДЕМО-БАНК')->setCity('Г. МОСКВА')->setCorrespAcc('30101810500000000219'));
+    }
+
+    protected static function payDocRu(): PayDocRu
+    {
+        return (new PayDocRu())
+            ->setId((string) Uuid::uuid4())
+            ->setCreationDate('2026-09-22T12:00:00')
+            ->setUserAgent('My App')
+            ->setSender((new CustomerPartyType())->setId('2806')->setName('Торговый дом Комплексный')->setInn('7705260699')->setKpp('770501001'))
+            ->setRecipient((new BankPartyType())->setBic('044525888')->setName('ДЕМО-БАНК'))
+            ->setData(
+                (new PayDocRuApp())
+                    ->setDocNo('14')
+                    ->setDocDate('2026-09-22')
+                    ->setSum(1234.56)
+                    ->setPayer(self::customer('Торговый дом "Комплексный"', '7705260699', '40702810813123123222', '044525888'))
+                    ->setPayee(self::customer('УФК по г. Москве', '7707329152', '03100643000000017300', '004525988'))
+                    ->setTransitionKind('01')
+                    ->setPriority('5')
+                    ->setCode('0')
+                    ->setPurpose('Налог на прибыль за август 2026')
+                    ->setBudgetPaymentInfo(
+                        (new BudgetPaymentInfoType())
+                            ->setDrawerStatus('01')
+                            ->setCBC('18210101011011000110')
+                            ->setOKTMO('45380000')
+                            ->setReason('ТП')
+                            ->setTaxPeriod('МС.08.2026')
+                            ->setDocNo('0')
+                            ->setDocDate('0')
+                    )
+            );
+    }
+
+    public function testPayDocRu()
+    {
+        $payDocRu = self::payDocRu();
+
+        $this->assertValid((string) $payDocRu, 'PayDocRu');
+
+        $mapped = (new XmlModelMapper())->map((string) $payDocRu, new PayDocRu());
+        $data = $mapped->getData();
+
+        $this->assertSame('14', $data->getDocNo());
+        $this->assertSame(1234.56, $data->getSum());
+        $this->assertSame('7705260699', $data->getPayer()->getINN());
+        $this->assertSame('03100643000000017300', $data->getPayee()->getAccount());
+        $this->assertSame('004525988', $data->getPayee()->getBank()->getBic());
+        $this->assertSame('01', $data->getTransitionKind());
+        $this->assertSame('18210101011011000110', $data->getBudgetPaymentInfo()->getCBC());
+        $this->assertSame('МС.08.2026', $data->getBudgetPaymentInfo()->getTaxPeriod());
+        $this->assertNull($data->getBudgetPaymentInfo()->getPayType());
+        $this->assertNull($mapped->getDigest());
+    }
+
+    public function testPayDocRuWithDigest()
+    {
+        $payDocRu = self::payDocRu()->setDigest(new DigestType(base64_encode('digest'), '1.0'));
+
+        $this->assertValid((string) $payDocRu, 'PayDocRu');
+        $this->assertSame('1.0', (new XmlModelMapper())->map((string) $payDocRu, new PayDocRu())->getDigest()->getAlgorithmVersion());
+    }
+
+    public function testPayDocRuInPacket()
+    {
+        $payDocRu = self::payDocRu();
+
+        $packet = (new Packet())
+            ->setId((string) Uuid::uuid4())
+            ->setCreationDate('2026-09-22T12:00:00')
+            ->setSender((new ParticipantType())->setCustomer($payDocRu->getSender()))
+            ->setRecipient((new ParticipantType())->setBank($payDocRu->getRecipient()))
+            ->setDocument(
+                (new DocumentType())
+                    ->setId($payDocRu->getId())
+                    ->setDockind(DocKind::PAY_DOC_RU)
+                    ->setData(base64_encode((string) $payDocRu))
+            );
+
+        $this->assertValid((string) $packet, 'Packet');
+        $this->assertValid(base64_decode($packet->getDocument()->getData()), 'PayDocRu');
+    }
+
+    public function officialProvider(): array
+    {
+        return [
+            'PayDocRu' => ['PayDocRu', PayDocRu::class],
+            'PayRequest' => ['PayRequest', PayRequest::class],
+        ];
+    }
+
+    /**
+     * Официальные примеры 1С разбираются и собираются обратно в XML, проходящий XSD
+     *
+     * @dataProvider officialProvider
+     */
+    public function testOfficialExample(string $name, string $class)
+    {
+        $document = (new XmlModelMapper())->map(self::fixture("1c/$name.xml"), new $class());
+
+        $this->assertSame('7705260699', $document->getSender()->getInn());
+        $this->assertSame('044525888', $document->getRecipient()->getBic());
+        $this->assertSame(15.0, $document->getData()->getSum());
+
+        $this->assertValid($document->toXml(), $name);
+        $this->assertEquals($document, (new XmlModelMapper())->map($document->toXml(), new $class()));
+    }
+
+    public function testOfficialPayRequest()
+    {
+        $data = (new XmlModelMapper())->map(self::fixture('1c/PayRequest.xml'), new PayRequest())->getData();
+
+        $this->assertSame('15', $data->getDocNo());
+        $this->assertSame('7704596181', $data->getPayer()->getINN());
+        $this->assertSame('1', $data->getPaymentCondition());
+        $this->assertNull($data->getAcceptTerm());
+    }
+
+    public function testPayRequest()
+    {
+        $payRequest = (new PayRequest())
+            ->setId((string) Uuid::uuid4())
+            ->setCreationDate('2026-09-22T12:00:00')
+            ->setSender((new CustomerPartyType())->setId('2806'))
+            ->setRecipient((new BankPartyType())->setBic('044525888'))
+            ->setData(
+                (new PayRequestApp())
+                    ->setDocNo('15')
+                    ->setDocDate('2026-09-22')
+                    ->setSum(15)
+                    ->setPayer(self::customer('ООО "Канцтовары"', '7704596181', '40702810401200000035', '044525999'))
+                    ->setPayee(self::customer('Торговый дом "Комплексный"', '7705260699', '40702810813123123222', '044525888'))
+                    ->setPurpose('за товар')
+                    ->setPaymentCondition('2')
+                    ->setAcceptTerm('5')
+                    ->setDocDispatchDate('2026-09-20')
+            );
+
+        $this->assertValid((string) $payRequest, 'PayRequest');
+
+        $data = (new XmlModelMapper())->map((string) $payRequest, new PayRequest())->getData();
+        $this->assertSame('2', $data->getPaymentCondition());
+        $this->assertSame('5', $data->getAcceptTerm());
+        $this->assertSame('2026-09-20', $data->getDocDispatchDate());
+    }
+}
diff --git a/tests/Objects/ServiceDocumentsTest.php b/tests/Objects/ServiceDocumentsTest.php
index 31930a4..ea18e48 100644
--- a/tests/Objects/ServiceDocumentsTest.php
+++ b/tests/Objects/ServiceDocumentsTest.php
@@ -110,6 +110,29 @@ public function testStatusRequest()
         $this->assertValid($official->toXml(), 'StatusRequest');
     }
 
+    public function testCancelationRequest()
+    {
+        $request = (new CancelationRequest())
+            ->setId('e8caa148-82a3-446d-a10f-ff82ad514b7e')
+            ->setCreationDate('2016-04-22T10:11:25')
+            ->setSender(self::customer())
+            ->setRecipient(self::bank())
+            ->setExtID('05688096-0806-4ef0-af4c-572f75dbaf7c');
+
+        $this->assertValid((string) $request, 'CancelationRequest');
+        $this->assertNull($request->getReason());
+
+        $request->setReason('Ошибка в реквизитах')->setDigest(new DigestType(base64_encode('digest'), '1.0'));
+        $this->assertValid((string) $request, 'CancelationRequest');
+
+        $official = (new XmlModelMapper())->map(self::fixture('1c/CancelationRequest.xml'), new CancelationRequest());
+
+        $this->assertSame('05688096-0806-4ef0-af4c-572f75dbaf7c', $official->getExtID());
+        $this->assertSame('Описание причины отзыва', $official->getReason());
+        $this->assertNull($official->getDigest());
+        $this->assertValid($official->toXml(), 'CancelationRequest');
+    }
+
     public function testProbe()
     {
         $probe = (new Probe())
@@ -128,6 +151,34 @@ public function testProbe()
         $this->assertValid($official->toXml(), 'Probe');
     }
 
+    public function testProbeWithDigest()
+    {
+        $probe = (new Probe())
+            ->setId('eafa28b5-6600-424c-b0d3-3785274d570d')
+            ->setCreationDate('2016-04-22T09:33:57')
+            ->setSender(self::customer())
+            ->setRecipient(self::bank())
+            ->setDigest(new DigestType(base64_encode('digest'), '1.0'));
+
+        $this->assertValid((string) $probe, 'Probe');
+
+        $mapped = (new XmlModelMapper())->map((string) $probe, new Probe());
+
+        $this->assertSame('digest', base64_decode($mapped->getDigest()->getData()));
+        $this->assertSame('1.0', $mapped->getDigest()->getAlgorithmVersion());
+    }
+
+    public function testStatementRequestWithDigest()
+    {
+        $request = (new XmlModelMapper())->map(self::fixture('1c/StatementRequest.xml'), new StatementRequest());
+        $this->assertNull($request->getDigest());
+
+        $request->setDigest(new DigestType(base64_encode('digest'), '2.2.2'));
+
+        $this->assertValid($request->toXml(), 'StatementRequest');
+        $this->assertSame('2.2.2', (new XmlModelMapper())->map($request->toXml(), new StatementRequest())->getDigest()->getAlgorithmVersion());
+    }
+
     public function testSettingsLogin()
     {
         $settings = new Settings();
diff --git a/tests/Objects/StatementTest.php b/tests/Objects/StatementTest.php
index 257e1ca..05b2264 100644
--- a/tests/Objects/StatementTest.php
+++ b/tests/Objects/StatementTest.php
@@ -4,6 +4,7 @@
 namespace TTBooking\DirectBank\Objects;
 
 use PHPUnit\Framework\TestCase;
+use TTBooking\DirectBank\Mapper\XmlMapper;
 
 class StatementTest extends TestCase
 {
@@ -180,6 +181,35 @@ public function testCheckWithSingleDetails()
         }
     }
 
+    public function roundTripProvider(): array
+    {
+        return [
+            'official example' => ['1c/Statement.xml'],
+            'all doc kinds' => ['statement_all_doc_kinds.xml'],
+            'minimal' => ['statement_minimal.xml'],
+        ];
+    }
+
+    /**
+     * Разобранная выписка собирается обратно в XML, проходящий XSD:
+     * поля базовых типов идут раньше полей наследников
+     *
+     * @dataProvider roundTripProvider
+     */
+    public function testRoundTrip(string $fixture)
+    {
+        $statement = new Statement();
+        $statement->mapFromXml(file_get_contents(__DIR__ . '/../Fixture/xml/' . $fixture));
+
+        $xml = (new XmlMapper())->unmap($statement);
+
+        $this->assertValid($xml);
+
+        $again = new Statement();
+        $again->mapFromXml($xml);
+        $this->assertEquals($statement, $again);
+    }
+
     protected function assertValid(string $xml): void
     {
         $dom = new \DOMDocument();